/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundFrontendQuery.h
FFrontendQueryStep ( [TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [IFrontendQueryMultiMapStep](API\Plugins\MetasoundFrontend\IFrontendQueryMultiMapStep) > && InStep )